Sconce lighting fixture



FIG. 1 is a front elevational view embodying my design for a sconce lighting fixture;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a side elevational view thereof; and,

FIG. 4 is a top plan view thereof, the bottom being a mirror image. 

I claim the ornamental design for a sconce lighting fixture, as shown and described. 